.header{
	height: 30px;
    background: #f1f1f1;
    border-bottom: 1px solid #e4e4e4;
    width: 100%;
    padding: 10px 0;
}
.nav{
	line-height: 50px;
	font-size:1.8rem;
}
.nav-button{
	background: white;
	border:1px solid #e4e4e4;
	text-align: center;
	padding:0 10px;	
	font-size: 1.5rem;
	height:30px;
	border-radius:3px;
	line-height: 30px;
	cursor:pointer;
}

.container{
	width:980px;
	margin:0 auto;
}